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root/radiance/ray/src/util/rad.c

Comparing ray/src/util/rad.c (file contents):
Revision 2.59 by gwlarson, Tue Jan 19 17:46:13 1999 UTC vs.
Revision 2.114 by greg, Wed May 27 13:29:57 2015 UTC

#	Line 1 | Line 1
1	–	/* Copyright (c) 1999 Silicon Graphics, Inc. */
2	–
1		#ifndef lint
2	<	static char SCCSid[] = "$SunId$ SGI";
2	>	static const char       RCSid[] = "$Id$";
3		#endif
6	–
4		/*
5		* Executive program for oconv, rpict and pfilt
6		*/
7
8		#include "standard.h"
9	+
10	+	#include <ctype.h>
11	+	#include <time.h>
12	+
13	+	#include "platform.h"
14	+	#include "rtprocess.h"
15		#include "view.h"
16		#include "paths.h"
17		#include "vars.h"
15	–	#include <ctype.h>
16	–	#include <sys/types.h>
18
19	+	#ifdef _WIN32
20	+	#define DELCMD "del"
21	+	#define RENAMECMD "rename"
22	+	#else
23	+	#define DELCMD "rm -f"
24	+	#define RENAMECMD "mv"
25	+	#include <sys/types.h>
26	+	#include <sys/wait.h>
27	+	#include <signal.h>
28	+	#endif
29	+
30		/* variables (alphabetical by name) */
31		#define AMBFILE         0               /* ambient file name */
32		#define DETAIL          1               /* level of scene detail */
#	Line 24 | Line 36 | static char SCCSid[] = "$SunId$ SGI";
36		#define INDIRECT        5               /* indirection in lighting */
37		#define MATERIAL        6               /* material files */
38		#define MKILLUM         7               /* mkillum options */
39	<	#define OBJECT          8               /* object files */
40	<	#define OCONV           9               /* oconv options */
41	<	#define OCTREE          10              /* octree file name */
42	<	#define OPTFILE         11              /* rendering options file */
43	<	#define PENUMBRAS       12              /* shadow penumbras are desired */
44	<	#define PFILT           13              /* pfilt options */
45	<	#define PICTURE         14              /* picture file root name */
46	<	#define QUALITY         15              /* desired rendering quality */
47	<	#define RAWFILE         16              /* raw picture file root name */
48	<	#define RENDER          17              /* rendering options */
49	<	#define REPORT          18              /* report frequency and errfile */
50	<	#define RESOLUTION      19              /* maximum picture resolution */
51	<	#define SCENE           20              /* scene files */
52	<	#define UP              21              /* view up (X, Y or Z) */
53	<	#define VARIABILITY     22              /* level of light variability */
54	<	#define VIEWS           23              /* view(s) for picture(s) */
55	<	#define ZFILE           24              /* distance file root name */
56	<	#define ZONE            25              /* simulation zone */
39	>	#define MKPMAP          8               /* mkpmap options */
40	>	#define OBJECT          9               /* object files */
41	>	#define OCONV           10              /* oconv options */
42	>	#define OCTREE          11              /* octree file name */
43	>	#define OPTFILE         12              /* rendering options file */
44	>	#define PCMAP           13              /* caustic photon map */
45	>	#define PENUMBRAS       14              /* shadow penumbras are desired */
46	>	#define PFILT           15              /* pfilt options */
47	>	#define PGMAP           16              /* global photon map */
48	>	#define PICTURE         17              /* picture file root name */
49	>	#define QUALITY         18              /* desired rendering quality */
50	>	#define RAWFILE         19              /* raw picture file root name */
51	>	#define RENDER          20              /* rendering options */
52	>	#define REPORT          21              /* report frequency and errfile */
53	>	#define RESOLUTION      22              /* maximum picture resolution */
54	>	#define RPICT           23              /* rpict parameters */
55	>	#define RVU             24              /* rvu parameters */
56	>	#define SCENE           25              /* scene files */
57	>	#define UP              26              /* view up (X, Y or Z) */
58	>	#define VARIABILITY     27              /* level of light variability */
59	>	#define VIEWS           28              /* view(s) for picture(s) */
60	>	#define ZFILE           29              /* distance file root name */
61	>	#define ZONE            30              /* simulation zone */
62		/* total number of variables */
63	<	int NVARS = 26;
63	>	int NVARS = 31;
64
65		VARIABLE        vv[] = {                /* variable-value pairs */
66		{"AMBFILE",     3,      0,      NULL,   onevalue},
#	Line 54 | Line 71 | VARIABLE       vv[] = {                /* variable-value pairs */
71		{"INDIRECT",    3,      0,      NULL,   intvalue},
72		{"materials",   3,      0,      NULL,   catvalues},
73		{"mkillum",     3,      0,      NULL,   catvalues},
74	+	{"mkpmap",      3,      0,      NULL,   catvalues},
75		{"objects",     3,      0,      NULL,   catvalues},
76		{"oconv",       3,      0,      NULL,   catvalues},
77		{"OCTREE",      3,      0,      NULL,   onevalue},
78		{"OPTFILE",     3,      0,      NULL,   onevalue},
79	+	{"PCMAP",       2,      0,      NULL,   onevalue},
80		{"PENUMBRAS",   3,      0,      NULL,   boolvalue},
81		{"pfilt",       2,      0,      NULL,   catvalues},
82	+	{"PGMAP",       2,      0,      NULL,   onevalue},
83		{"PICTURE",     3,      0,      NULL,   onevalue},
84		{"QUALITY",     3,      0,      NULL,   qualvalue},
85		{"RAWFILE",     3,      0,      NULL,   onevalue},
86		{"render",      3,      0,      NULL,   catvalues},
87		{"REPORT",      3,      0,      NULL,   onevalue},
88		{"RESOLUTION",  3,      0,      NULL,   onevalue},
89	+	{"rpict",       3,      0,      NULL,   catvalues},
90	+	{"rvu",         3,      0,      NULL,   catvalues},
91		{"scene",       3,      0,      NULL,   catvalues},
92		{"UP",          2,      0,      NULL,   onevalue},
93		{"VARIABILITY", 3,      0,      NULL,   qualvalue},
#	Line 75 | Line 97 | VARIABLE       vv[] = {                /* variable-value pairs */
97		};
98
99		/* overture calculation file */
100	<	#ifdef NIX
101	<	char    overfile[] = "overture.unf";
100	>	#ifdef NULL_DEVICE
101	>	char    overfile[] = NULL_DEVICE;
102		#else
103	<	char    overfile[] = "/dev/null";
103	>	char    overfile[] = "overture.unf";
104		#endif
105
84	–	extern time_t   fdate(), time();
106
107		time_t  scenedate;              /* date of latest scene or object file */
108		time_t  octreedate;             /* date of octree */
#	Line 93 | Line 114 | time_t oct0date;               /* date of pre-mkillum octree */
114		char    *oct1name;              /* name of post-mkillum octree */
115		time_t  oct1date;               /* date of post-mkillum octree (>= matdate) */
116
117	+	char    *pgmapname;             /* name of global photon map */
118	+	time_t  pgmapdate;              /* date of global photon map (>= oct1date) */
119	+	char    *pcmapname;             /* name of caustic photon map */
120	+	time_t  pcmapdate;              /* date of caustic photon map (>= oct1date) */
121	+
122		int     nowarn = 0;             /* no warnings */
123		int     explicate = 0;          /* explicate variables */
124		int     silent = 0;             /* do work silently */
125		int     touchonly = 0;          /* touch files only */
126	<	int     noaction = 0;           /* don't do anything */
126	>	int     nprocs = 1;             /* maximum executing processes */
127		int     sayview = 0;            /* print view out */
128	<	char    *rvdevice = NULL;       /* rview output device */
128	>	char    *rvdevice = NULL;       /* rvu output device */
129		char    *viewselect = NULL;     /* specific view only */
130
131	+	#define DEF_RPICT_PATH  "rpict"         /* default rpict path */
132	+
133	+	/* command paths */
134	+	char    c_oconv[256] = "oconv";
135	+	char    c_mkillum[256] = "mkillum";
136	+	char    c_mkpmap[256] = "mkpmap";
137	+	char    c_rvu[256] = "rvu";
138	+	char    c_rpict[256] = DEF_RPICT_PATH;
139	+	char    c_rpiece[] = "rpiece";
140	+	char    c_pfilt[256] = "pfilt";
141	+
142		int     overture = 0;           /* overture calculation needed */
143
144	+	int     children_running = 0;   /* set negative in children */
145	+
146		char    *progname;              /* global argv[0] */
147		char    *rifname;               /* global rad input file name */
148
149	<	char    radname[MAXPATH];       /* root Radiance file name */
149	>	char    radname[PATH_MAX];      /* root Radiance file name */
150
151	+	#define inchild()       (children_running < 0)
152
153	<	main(argc, argv)
154	<	int     argc;
155	<	char    *argv[];
153	>	static void rootname(char       *rn, char       *fn);
154	>	static time_t checklast(char    *fnames);
155	>	static char * newfname(char     *orig, int      pred);
156	>	static void checkfiles(void);
157	>	static void getoctcube(double   org[3], double  *sizp);
158	>	static void setdefaults(void);
159	>	static void oconv(void);
160	>	static void mkpmap(void);
161	>	static char * addarg(char       *op, char       *arg);
162	>	static void oconvopts(char      *oo);
163	>	static void mkillumopts(char    *mo);
164	>	static void mkpmapopts(char     *mo);
165	>	static void checkambfile(void);
166	>	static double ambval(void);
167	>	static void renderopts(char     *op, char       *po);
168	>	static void lowqopts(char       *op, char       *po);
169	>	static void medqopts(char       *op, char       *po);
170	>	static void hiqopts(char        *op, char       *po);
171	>	static void xferopts(char       *ro);
172	>	static void pfiltopts(char      *po);
173	>	static int matchword(char       *s1, char       *s2);
174	>	static char * specview(char     *vs);
175	>	static char * getview(int       n, char *vn);
176	>	static int myprintview(char     *vopts, FILE    *fp);
177	>	static void rvu(char    *opts, char     *po);
178	>	static void rpict(char  *opts, char     *po);
179	>	static int touch(char   *fn);
180	>	static int runcom(char  *cs);
181	>	static int rmfile(char  *fn);
182	>	static int mvfile(char  *fold, char     *fnew);
183	>	static int next_process(int     reserve);
184	>	static void wait_process(int    all);
185	>	static void finish_process(void);
186	>	static void badvalue(int        vc);
187	>	static void syserr(char *s);
188	>
189	>
190	>	int
191	>	main(
192	>	int     argc,
193	>	char    *argv[]
194	>	)
195		{
196		char    ropts[512];
197		char    popts[64];
#	Line 126 | Line 205 | char   *argv[];
205		silent++;
206		break;
207		case 'n':
208	<	noaction++;
208	>	nprocs = 0;
209		break;
210	+	case 'N':
211	+	nprocs = atoi(argv[++i]);
212	+	if (nprocs < 0)
213	+	nprocs = 0;
214	+	break;
215		case 't':
216		touchonly++;
217		break;
#	Line 174 | Line 258 | char   *argv[];
258		printvars(stdout);
259		/* build octree (and run mkillum) */
260		oconv();
261	+	/* run mkpmap if indicated */
262	+	mkpmap();
263		/* check date on ambient file */
264		checkambfile();
265		/* run simulation */
266		renderopts(ropts, popts);
267		xferopts(ropts);
268		if (rvdevice != NULL)
269	<	rview(ropts, popts);
269	>	rvu(ropts, popts);
270		else
271		rpict(ropts, popts);
272		quit(0);
273		userr:
274		fprintf(stderr,
275	<	"Usage: %s [-w][-s][-n][-t][-e][-V][-v view][-o dev] rfile [VAR=value ..]\n",
275	>	"Usage: %s [-w][-s][-n|-N npr][-t][-e][-V][-v view][-o dev] rfile [VAR=value ..]\n",
276		progname);
277		quit(1);
278	+	return 1; /* pro forma return */
279		}
280
281
282	<	rootname(rn, fn)                /* remove tail from end of fn */
283	<	register char   *rn, *fn;
282	>	static void
283	>	rootname(               /* remove tail from end of fn */
284	>	char    *rn,
285	>	char    *fn
286	>	)
287		{
288		char    *tp, *dp;
289
290	<	for (tp = NULL, dp = rn; *rn = *fn++; rn++)
290	>	for (tp = NULL, dp = rn; (*rn = *fn++); rn++)
291		if (ISDIRSEP(*rn))
292		dp = rn;
293		else if (*rn == '.')
#	Line 207 | Line 297 | register char  *rn, *fn;
297		}
298
299
300	<	time_t
301	<	checklast(fnames)                       /* check files and find most recent */
302	<	register char   *fnames;
300	>	static time_t
301	>	checklast(                      /* check files and find most recent */
302	>	char    *fnames
303	>	)
304		{
305	<	char    thisfile[MAXPATH];
305	>	char    thisfile[PATH_MAX];
306		time_t  thisdate, lastdate = 0;
216	–	register char   *cp;
307
308		if (fnames == NULL)
309		return(0);
310	<	while (*fnames) {
311	<	while (isspace(*fnames)) fnames++;
312	<	cp = thisfile;
313	<	while (*fnames && !isspace(*fnames))
314	<	*cp++ = *fnames++;
315	<	*cp = '\0';
310	>	while ((fnames = nextword(thisfile, PATH_MAX, fnames)) != NULL) {
311	>	if (thisfile[0] == '!' ||
312	>	(thisfile[0] == '\\' && thisfile[1] == '!')) {
313	>	if (!lastdate)
314	>	lastdate = 1;
315	>	continue;
316	>	}
317		if (!(thisdate = fdate(thisfile)))
318		syserr(thisfile);
319		if (thisdate > lastdate)
#	Line 232 | Line 323 | register char  *fnames;
323		}
324
325
326	<	char *
327	<	newfname(orig, pred)            /* create modified file name */
328	<	char    *orig;
329	<	int     pred;
326	>	static char *
327	>	newfname(               /* create modified file name */
328	>	char    *orig,
329	>	int     pred
330	>	)
331		{
332	<	extern char     *rindex();
333	<	register char   *cp;
242	<	register int    n;
332	>	char    *cp;
333	>	int     n;
334		int     suffix;
335
336		n = 0; cp = orig; suffix = -1;          /* suffix position, length */
#	Line 258 | Line 349 | int    pred;
349		}
350
351
352	<	checkfiles()                    /* check for existence and modified times */
352	>	static void
353	>	checkfiles(void)                        /* check for existence and modified times */
354		{
355	+	char    fntemp[256];
356		time_t  objdate;
357
358		if (!vdef(OCTREE)) {
#	Line 267 | Line 360 | checkfiles()                   /* check for existence and modified tim
360		syserr(progname);
361		sprintf(vval(OCTREE), "%s.oct", radname);
362		vdef(OCTREE)++;
363	+	} else if (vval(OCTREE)[0] == '!') {
364	+	fprintf(stderr, "%s: illegal '%s' specification\n",
365	+	progname, vnam(OCTREE));
366	+	quit(1);
367		}
368		octreedate = fdate(vval(OCTREE));
369		if (vdef(ILLUM)) {              /* illum requires secondary octrees */
#	Line 285 | Line 382 | checkfiles()                   /* check for existence and modified tim
382		vnam(OCTREE), vnam(SCENE), vnam(ILLUM));
383		quit(1);
384		}
385	+	if (vdef(PGMAP)) {
386	+	if (!*sskip2(vval(PGMAP),1)) {
387	+	fprintf(stderr, "%s: '%s' missing # photons argument\n",
388	+	progname, vnam(PGMAP));
389	+	quit(1);
390	+	}
391	+	atos(fntemp, sizeof(fntemp), vval(PGMAP));
392	+	pgmapname = savqstr(fntemp);
393	+	pgmapdate = fdate(pgmapname);
394	+	}
395	+	if (vdef(PCMAP)) {
396	+	if (!*sskip2(vval(PCMAP),1)) {
397	+	fprintf(stderr, "%s: '%s' missing # photons argument\n",
398	+	progname, vnam(PCMAP));
399	+	quit(1);
400	+	}
401	+	atos(fntemp, sizeof(fntemp), vval(PCMAP));
402	+	pcmapname = savqstr(fntemp);
403	+	pcmapdate = fdate(pcmapname);
404	+	}
405		matdate = checklast(vval(MATERIAL));
406		}
407
408
409	<	getoctcube(org, sizp)           /* get octree bounding cube */
410	<	double  org[3], *sizp;
409	>	static void
410	>	getoctcube(             /* get octree bounding cube */
411	>	double  org[3],
412	>	double  *sizp
413	>	)
414		{
295	–	extern FILE     *popen();
415		static double   oorg[3], osiz = 0.;
416		double  min[3], max[3];
417		char    buf[1024];
418		FILE    *fp;
419	<	register int    i;
419	>	int     i;
420
421	<	if (osiz <= FTINY)
422	<	if (noaction && fdate(oct1name) <
421	>	if (osiz <= FTINY) {
422	>	if (!nprocs && fdate(oct1name) <
423		(scenedate>illumdate?scenedate:illumdate)) {
424		/* run getbbox */
425		sprintf(buf, "getbbox -w -h %s",
#	Line 335 | Line 454 | double org[3], *sizp;
454		}
455		pclose(fp);
456		}
457	+	}
458		org[0] = oorg[0]; org[1] = oorg[1]; org[2] = oorg[2]; *sizp = osiz;
459		}
460
461
462	<	setdefaults()                   /* set default values for unassigned var's */
462	>	static void
463	>	setdefaults(void)                       /* set default values for unassigned var's */
464		{
465		double  org[3], lim[3], size;
466		char    buf[128];
#	Line 396 | Line 517 | setdefaults()                  /* set default values for unassigned v
517		}
518
519
520	<	oconv()                         /* run oconv and mkillum if necessary */
520	>	static void
521	>	oconv(void)                             /* run oconv and mkillum if necessary */
522		{
523		static char     illumtmp[] = "ilXXXXXX";
524	<	char    combuf[1024], ocopts[64], mkopts[64];
524	>	char    combuf[PATH_MAX], ocopts[64], mkopts[1024];
525
526		oconvopts(ocopts);              /* get options */
527		if (octreedate < scenedate) {   /* check date on original octree */
#	Line 407 | Line 529 | oconv()                                /* run oconv and mkillum if necessary */
529		touch(vval(OCTREE));
530		else {                          /* build command */
531		if (vdef(MATERIAL))
532	<	sprintf(combuf, "oconv%s %s %s > %s", ocopts,
533	<	vval(MATERIAL), vval(SCENE),
534	<	vval(OCTREE));
532	>	sprintf(combuf, "%s%s %s %s > %s", c_oconv,
533	>	ocopts, vval(MATERIAL),
534	>	vval(SCENE), vval(OCTREE));
535		else
536	<	sprintf(combuf, "oconv%s %s > %s", ocopts,
536	>	sprintf(combuf, "%s%s %s > %s", c_oconv, ocopts,
537		vval(SCENE), vval(OCTREE));
538
539		if (runcom(combuf)) {           /* run it */
#	Line 428 | Line 550 | oconv()                                /* run oconv and mkillum if necessary */
550		}
551		if (oct1name == vval(OCTREE))           /* no mkillum? */
552		oct1date = octreedate > matdate ? octreedate : matdate;
553	<	if (oct1date >= octreedate & oct1date >= matdate
554	<	& oct1date >= illumdate)        /* all done */
553	>	if ((oct1date >= octreedate) & (oct1date >= matdate)
554	>	& (oct1date >= illumdate))      /* all done */
555		return;
556		/* make octree0 */
557	<	if (oct0date < scenedate | oct0date < illumdate) {
557	>	if ((oct0date < scenedate) | (oct0date < illumdate)) {
558		if (touchonly && oct0date)
559		touch(oct0name);
560		else {                          /* build command */
561		if (octreedate)
562	<	sprintf(combuf, "oconv%s -i %s %s > %s", ocopts,
563	<	vval(OCTREE), vval(ILLUM), oct0name);
562	>	sprintf(combuf, "%s%s -i %s %s > %s", c_oconv,
563	>	ocopts, vval(OCTREE),
564	>	vval(ILLUM), oct0name);
565		else if (vdef(MATERIAL))
566	<	sprintf(combuf, "oconv%s %s %s > %s", ocopts,
567	<	vval(MATERIAL), vval(ILLUM), oct0name);
445	<	else
446	<	sprintf(combuf, "oconv%s %s > %s", ocopts,
566	>	sprintf(combuf, "%s%s %s %s > %s", c_oconv,
567	>	ocopts, vval(MATERIAL),
568		vval(ILLUM), oct0name);
569	+	else
570	+	sprintf(combuf, "%s%s %s > %s", c_oconv,
571	+	ocopts, vval(ILLUM), oct0name);
572		if (runcom(combuf)) {           /* run it */
573		fprintf(stderr,
574		"%s: error generating octree\n\t%s removed\n",
#	Line 464 | Line 588 | oconv()                                /* run oconv and mkillum if necessary */
588		else {
589		mkillumopts(mkopts);            /* build mkillum command */
590		mktemp(illumtmp);
591	<	sprintf(combuf, "mkillum%s %s \"<\" %s > %s", mkopts,
591	>	sprintf(combuf, "%s%s %s \"<\" %s > %s", c_mkillum, mkopts,
592		oct0name, vval(ILLUM), illumtmp);
593		if (runcom(combuf)) {                   /* run it */
594	<	fprintf(stderr, "%s: error running mkillum\n",
595	<	progname);
594	>	fprintf(stderr, "%s: error running %s\n",
595	>	progname, c_mkillum);
596		unlink(illumtmp);
597		quit(1);
598		}
599	+	rmfile(oct0name);
600		/* make octree1 (frozen) */
601		if (octreedate)
602	<	sprintf(combuf, "oconv%s -f -i %s %s > %s", ocopts,
603	<	vval(OCTREE), illumtmp, oct1name);
602	>	sprintf(combuf, "%s%s -f -i %s %s > %s", c_oconv,
603	>	ocopts, vval(OCTREE), illumtmp, oct1name);
604		else if (vdef(MATERIAL))
605	<	sprintf(combuf, "oconv%s -f %s %s > %s", ocopts,
606	<	vval(MATERIAL), illumtmp, oct1name);
605	>	sprintf(combuf, "%s%s -f %s %s > %s", c_oconv,
606	>	ocopts, vval(MATERIAL), illumtmp, oct1name);
607		else
608	<	sprintf(combuf, "oconv%s -f %s > %s", ocopts,
608	>	sprintf(combuf, "%s%s -f %s > %s", c_oconv, ocopts,
609		illumtmp, oct1name);
610		if (runcom(combuf)) {           /* run it */
611		fprintf(stderr,
#	Line 498 | Line 623 | oconv()                                /* run oconv and mkillum if necessary */
623		}
624
625
626	<	char *
627	<	addarg(op, arg)                         /* add argument and advance pointer */
503	<	register char   *op, *arg;
626	>	static void
627	>	mkpmap(void)                    /* run mkpmap if indicated */
628		{
629	+	char    combuf[2048], *cp;
630	+	time_t  tnow;
631	+	/* nothing to do? */
632	+	if ((pgmapname == NULL) | (pgmapdate >= oct1date) &&
633	+	(pcmapname == NULL) | (pcmapdate >= oct1date))
634	+	return;
635	+	/* just update existing file dates? */
636	+	if (touchonly && (pgmapname == NULL) | (pgmapdate > 0) &&
637	+	(pcmapname == NULL) | (pcmapdate > 0)) {
638	+	if (pgmapname != NULL)
639	+	touch(pgmapname);
640	+	if (pcmapname != NULL)
641	+	touch(pcmapname);
642	+	} else {                /* else need to (re)run pkpmap */
643	+	strcpy(combuf, c_mkpmap);
644	+	for (cp = combuf; *cp; cp++)
645	+	;
646	+	mkpmapopts(cp);
647	+	if (vdef(REPORT)) {
648	+	char    errfile[256];
649	+	int     n;
650	+	double  minutes;
651	+	n = sscanf(vval(REPORT), "%lf %s", &minutes, errfile);
652	+	if (n == 2)
653	+	sprintf(cp, " -t %d -e %s", (int)(minutes*60), errfile);
654	+	else if (n == 1)
655	+	sprintf(cp, " -t %d", (int)(minutes*60));
656	+	else
657	+	badvalue(REPORT);
658	+	}
659	+	if (pgmapname != NULL && pgmapdate < oct1date) {
660	+	cp = addarg(cp, "-apg");
661	+	addarg(cp, vval(PGMAP));
662	+	cp = sskip(sskip(cp));  /* remove any bandwidth */
663	+	*cp = '\0';
664	+	}
665	+	if (pcmapname != NULL && pcmapdate < oct1date) {
666	+	cp = addarg(cp, "-apc");
667	+	addarg(cp, vval(PCMAP));
668	+	cp = sskip(sskip(cp));  /* remove any bandwidth */
669	+	*cp = '\0';
670	+	}
671	+	cp = addarg(cp, oct1name);
672	+	if (runcom(combuf)) {
673	+	fprintf(stderr, "%s: error running %s\n",
674	+	progname, c_mkpmap);
675	+	if (pgmapname != NULL)
676	+	unlink(pgmapname);
677	+	if (pcmapname != NULL)
678	+	unlink(pcmapname);
679	+	quit(1);
680	+	}
681	+	}
682	+	tnow = time((time_t *)NULL);
683	+	if (pgmapname != NULL)
684	+	pgmapdate = tnow;
685	+	if (pcmapname != NULL)
686	+	pcmapdate = tnow;
687	+	oct1date = tnow;        /* trigger ambient file removal if needed */
688	+	}
689	+
690	+
691	+	static char *
692	+	addarg(                         /* append argument and advance pointer */
693	+	char    *op,
694	+	char    *arg
695	+	)
696	+	{
697	+	while (*op)
698	+	op++;
699		*op = ' ';
700	<	while (*++op = *arg++)
700	>	while ( (*++op = *arg++) )
701		;
702		return(op);
703		}
704
705
706	<	oconvopts(oo)                           /* get oconv options */
707	<	register char   *oo;
706	>	static void
707	>	oconvopts(                              /* get oconv options */
708	>	char    *oo
709	>	)
710		{
711		/* BEWARE:  This may be called via setdefaults(), so no assumptions */
712
713		*oo = '\0';
714	<	if (vdef(OCONV))
715	<	addarg(oo, vval(OCONV));
714	>	if (!vdef(OCONV))
715	>	return;
716	>	if (vval(OCONV)[0] != '-') {
717	>	atos(c_oconv, sizeof(c_oconv), vval(OCONV));
718	>	oo = addarg(oo, sskip2(vval(OCONV), 1));
719	>	} else
720	>	oo = addarg(oo, vval(OCONV));
721		}
722
723
724	<	mkillumopts(mo)                         /* get mkillum options */
725	<	register char   *mo;
724	>	static void
725	>	mkillumopts(                            /* get mkillum options */
726	>	char    *mo
727	>	)
728		{
729		/* BEWARE:  This may be called via setdefaults(), so no assumptions */
730
731	+	if (nprocs > 1)
732	+	sprintf(mo, " -n %d", nprocs);
733	+	else
734	+	*mo = '\0';
735	+	if (!vdef(MKILLUM))
736	+	return;
737	+	if (vval(MKILLUM)[0] != '-') {
738	+	atos(c_mkillum, sizeof(c_mkillum), vval(MKILLUM));
739	+	mo = addarg(mo, sskip2(vval(MKILLUM), 1));
740	+	} else
741	+	mo = addarg(mo, vval(MKILLUM));
742	+	}
743	+
744	+
745	+	static void
746	+	mkpmapopts(                             /* get mkpmap options */
747	+	char    *mo
748	+	)
749	+	{
750	+	/* BEWARE:  This may be called via setdefaults(), so no assumptions */
751	+
752		*mo = '\0';
753	<	if (vdef(MKILLUM))
754	<	addarg(mo, vval(MKILLUM));
753	>	if (!vdef(MKPMAP))
754	>	return;
755	>	if (vval(MKPMAP)[0] != '-') {
756	>	atos(c_mkpmap, sizeof(c_mkpmap), vval(MKPMAP));
757	>	mo = addarg(mo, sskip2(vval(MKPMAP), 1));
758	>	} else
759	>	mo = addarg(mo, vval(MKPMAP));
760		}
761
762
763	<	checkambfile()                  /* check date on ambient file */
763	>	static void
764	>	checkambfile(void)                      /* check date on ambient file */
765		{
766		time_t  afdate;
767
#	Line 539 | Line 769 | checkambfile()                 /* check date on ambient file */
769		return;
770		if (!(afdate = fdate(vval(AMBFILE))))
771		return;
772	<	if (oct1date > afdate)
772	>	if (oct1date > afdate) {
773		if (touchonly)
774		touch(vval(AMBFILE));
775		else
776		rmfile(vval(AMBFILE));
777	+	}
778		}
779
780
781	<	double
782	<	ambval()                                /* compute ambient value */
781	>	static double
782	>	ambval(void)                            /* compute ambient value */
783		{
784		if (vdef(EXPOSURE)) {
785		if (vval(EXPOSURE)[0] == '+' || vval(EXPOSURE)[0] == '-')
#	Line 560 | Line 791 | ambval()                               /* compute ambient value */
791		if (vlet(ZONE) == 'I')
792		return(.01);
793		badvalue(ZONE);
794	+	return 0; /* pro forma return */
795		}
796
797
798	<	renderopts(op, po)                      /* set rendering options */
799	<	char    *op, *po;
798	>	static void
799	>	renderopts(                     /* set rendering options */
800	>	char    *op,
801	>	char    *po
802	>	)
803		{
804	+	char    pmapf[256], *bw;
805	+
806		switch(vscale(QUALITY)) {
807		case LOW:
808		lowqopts(op, po);
#	Line 577 | Line 814 | char   *op, *po;
814		hiqopts(op, po);
815		break;
816		}
817	+	if (vdef(PGMAP)) {
818	+	bw = sskip2(vval(PGMAP), 2);
819	+	atos(pmapf, sizeof(pmapf), vval(PGMAP));
820	+	op = addarg(addarg(op, "-ap"), pmapf);
821	+	if (atoi(bw) > 0) op = addarg(op, bw);
822	+	}
823	+	if (vdef(PCMAP)) {
824	+	bw = sskip2(vval(PCMAP), 2);
825	+	atos(pmapf, sizeof(pmapf), vval(PCMAP));
826	+	op = addarg(addarg(op, "-ap"), pmapf);
827	+	if (atoi(bw) > 0) op = addarg(op, bw);
828	+	}
829	+	if (vdef(RENDER))
830	+	op = addarg(op, vval(RENDER));
831	+	if (rvdevice != NULL) {
832	+	if (vdef(RVU))
833	+	if (vval(RVU)[0] != '-') {
834	+	atos(c_rvu, sizeof(c_rvu), vval(RVU));
835	+	po = addarg(po, sskip2(vval(RVU), 1));
836	+	} else
837	+	po = addarg(po, vval(RVU));
838	+	} else {
839	+	if (vdef(RPICT))
840	+	if (vval(RPICT)[0] != '-') {
841	+	atos(c_rpict, sizeof(c_rpict), vval(RPICT));
842	+	po = addarg(po, sskip2(vval(RPICT), 1));
843	+	} else
844	+	po = addarg(po, vval(RPICT));
845	+	}
846		}
847
848
849	<	lowqopts(op, po)                        /* low quality rendering options */
850	<	register char   *op;
851	<	char    *po;
849	>	static void
850	>	lowqopts(                       /* low quality rendering options */
851	>	char    *op,
852	>	char    *po
853	>	)
854		{
855		double  d, org[3], siz[3];
856
#	Line 592 | Line 860 | char   *po;
860		&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
861		badvalue(ZONE);
862		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
863	<	if (siz[0] <= FTINY | siz[1] <= FTINY | siz[2] <= FTINY)
863	>	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
864		badvalue(ZONE);
865		getoctcube(org, &d);
866		d *= 3./(siz[0]+siz[1]+siz[2]);
#	Line 600 | Line 868 | char   *po;
868		case LOW:
869		po = addarg(po, "-ps 16");
870		op = addarg(op, "-dp 64");
871	<	sprintf(op, " -ar %d", (int)(4*d));
871	>	sprintf(op, " -ar %d", (int)(8*d));
872		op += strlen(op);
873		break;
874		case MEDIUM:
875		po = addarg(po, "-ps 8");
876		op = addarg(op, "-dp 128");
877	<	sprintf(op, " -ar %d", (int)(8*d));
877	>	sprintf(op, " -ar %d", (int)(16*d));
878		op += strlen(op);
879		break;
880		case HIGH:
881		po = addarg(po, "-ps 4");
882		op = addarg(op, "-dp 256");
883	<	sprintf(op, " -ar %d", (int)(16*d));
883	>	sprintf(op, " -ar %d", (int)(32*d));
884		op += strlen(op);
885		break;
886		}
#	Line 621 | Line 889 | char   *po;
889		op = addarg(op, "-ds .4");
890		else
891		op = addarg(op, "-ds 0");
892	<	op = addarg(op, "-dt .2 -dc .25 -dr 0 -sj 0 -st .5");
892	>	op = addarg(op, "-dt .2 -dc .25 -dr 0 -ss 0 -st .5");
893		if (vdef(AMBFILE)) {
894		sprintf(op, " -af %s", vval(AMBFILE));
895		op += strlen(op);
#	Line 629 | Line 897 | char   *po;
897		overture = 0;
898		switch (vscale(VARIABILITY)) {
899		case LOW:
900	<	op = addarg(op, "-aa .4 -ad 64");
900	>	op = addarg(op, "-aa .3 -ad 256");
901		break;
902		case MEDIUM:
903	<	op = addarg(op, "-aa .3 -ad 128");
903	>	op = addarg(op, "-aa .25 -ad 512");
904		break;
905		case HIGH:
906	<	op = addarg(op, "-aa .25 -ad 256");
906	>	op = addarg(op, "-aa .2 -ad 1024");
907		break;
908		}
909		op = addarg(op, "-as 0");
910		d = ambval();
911		sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
912		op += strlen(op);
913	<	op = addarg(op, "-lr 3 -lw .02");
646	<	if (vdef(RENDER))
647	<	op = addarg(op, vval(RENDER));
913	>	op = addarg(op, "-lr 6 -lw .003");
914		}
915
916
917	<	medqopts(op, po)                        /* medium quality rendering options */
918	<	register char   *op;
919	<	char    *po;
917	>	static void
918	>	medqopts(                       /* medium quality rendering options */
919	>	char    *op,
920	>	char    *po
921	>	)
922		{
923		double  d, org[3], siz[3], asz;
924
#	Line 660 | Line 928 | char   *po;
928		&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
929		badvalue(ZONE);
930		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
931	<	if (siz[0] <= FTINY | siz[1] <= FTINY | siz[2] <= FTINY)
931	>	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
932		badvalue(ZONE);
933		getoctcube(org, &d);
934		asz = (siz[0]+siz[1]+siz[2])/3.;
#	Line 669 | Line 937 | char   *po;
937		case LOW:
938		po = addarg(po, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
939		op = addarg(op, "-dp 256");
940	<	sprintf(op, " -ar %d", (int)(8*d));
940	>	sprintf(op, " -ar %d", (int)(16*d));
941		op += strlen(op);
942		sprintf(op, " -ms %.2g", asz/20.);
943		op += strlen(op);
#	Line 677 | Line 945 | char   *po;
945		case MEDIUM:
946		po = addarg(po, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
947		op = addarg(op, "-dp 512");
948	<	sprintf(op, " -ar %d", (int)(16*d));
948	>	sprintf(op, " -ar %d", (int)(32*d));
949		op += strlen(op);
950		sprintf(op, " -ms %.2g", asz/40.);
951		op += strlen(op);
#	Line 685 | Line 953 | char   *po;
953		case HIGH:
954		po = addarg(po, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
955		op = addarg(op, "-dp 1024");
956	<	sprintf(op, " -ar %d", (int)(32*d));
956	>	sprintf(op, " -ar %d", (int)(64*d));
957		op += strlen(op);
958		sprintf(op, " -ms %.2g", asz/80.);
959		op += strlen(op);
#	Line 693 | Line 961 | char   *po;
961		}
962		po = addarg(po, "-pt .08");
963		if (vbool(PENUMBRAS))
964	<	op = addarg(op, "-ds .2 -dj .5");
964	>	op = addarg(op, "-ds .2 -dj .9");
965		else
966		op = addarg(op, "-ds .3");
967	<	op = addarg(op, "-dt .1 -dc .5 -dr 1 -sj .7 -st .1");
968	<	if (overture = vint(INDIRECT)) {
967	>	op = addarg(op, "-dt .1 -dc .5 -dr 1 -ss 1 -st .1");
968	>	if ( (overture = vint(INDIRECT)) ) {
969		sprintf(op, " -ab %d", overture);
970		op += strlen(op);
971		}
#	Line 708 | Line 976 | char   *po;
976		overture = 0;
977		switch (vscale(VARIABILITY)) {
978		case LOW:
979	<	op = addarg(op, "-aa .25 -ad 196 -as 0");
979	>	op = addarg(op, "-aa .2 -ad 329 -as 42");
980		break;
981		case MEDIUM:
982	<	op = addarg(op, "-aa .2 -ad 400 -as 64");
982	>	op = addarg(op, "-aa .15 -ad 800 -as 128");
983		break;
984		case HIGH:
985	<	op = addarg(op, "-aa .15 -ad 768 -as 196");
985	>	op = addarg(op, "-aa .1 -ad 1536 -as 392");
986		break;
987		}
988		d = ambval();
989		sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
990		op += strlen(op);
991	<	op = addarg(op, "-lr 6 -lw .002");
724	<	if (vdef(RENDER))
725	<	op = addarg(op, vval(RENDER));
991	>	op = addarg(op, "-lr 8 -lw 1e-4");
992		}
993
994
995	<	hiqopts(op, po)                         /* high quality rendering options */
996	<	register char   *op;
997	<	char    *po;
995	>	static void
996	>	hiqopts(                                /* high quality rendering options */
997	>	char    *op,
998	>	char    *po
999	>	)
1000		{
1001		double  d, org[3], siz[3], asz;
1002
#	Line 738 | Line 1006 | char   *po;
1006		&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
1007		badvalue(ZONE);
1008		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
1009	<	if (siz[0] <= FTINY | siz[1] <= FTINY | siz[2] <= FTINY)
1009	>	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
1010		badvalue(ZONE);
1011		getoctcube(org, &d);
1012		asz = (siz[0]+siz[1]+siz[2])/3.;
#	Line 747 | Line 1015 | char   *po;
1015		case LOW:
1016		po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
1017		op = addarg(op, "-dp 1024");
1018	<	sprintf(op, " -ar %d", (int)(16*d));
1018	>	sprintf(op, " -ar %d", (int)(32*d));
1019		op += strlen(op);
1020		sprintf(op, " -ms %.2g", asz/40.);
1021		op += strlen(op);
#	Line 755 | Line 1023 | char   *po;
1023		case MEDIUM:
1024		po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
1025		op = addarg(op, "-dp 2048");
1026	<	sprintf(op, " -ar %d", (int)(32*d));
1026	>	sprintf(op, " -ar %d", (int)(64*d));
1027		op += strlen(op);
1028		sprintf(op, " -ms %.2g", asz/80.);
1029		op += strlen(op);
#	Line 763 | Line 1031 | char   *po;
1031		case HIGH:
1032		po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
1033		op = addarg(op, "-dp 4096");
1034	<	sprintf(op, " -ar %d", (int)(64*d));
1034	>	sprintf(op, " -ar %d", (int)(128*d));
1035		op += strlen(op);
1036		sprintf(op, " -ms %.2g", asz/160.);
1037		op += strlen(op);
#	Line 771 | Line 1039 | char   *po;
1039		}
1040		po = addarg(po, "-pt .04");
1041		if (vbool(PENUMBRAS))
1042	<	op = addarg(op, "-ds .1 -dj .65");
1042	>	op = addarg(op, "-ds .1 -dj .9");
1043		else
1044		op = addarg(op, "-ds .2");
1045	<	op = addarg(op, "-dt .05 -dc .75 -dr 3 -sj 1 -st .01");
1045	>	op = addarg(op, "-dt .05 -dc .75 -dr 3 -ss 16 -st .01");
1046		sprintf(op, " -ab %d", overture=vint(INDIRECT)+1);
1047		op += strlen(op);
1048		if (vdef(AMBFILE)) {
#	Line 784 | Line 1052 | char   *po;
1052		overture = 0;
1053		switch (vscale(VARIABILITY)) {
1054		case LOW:
1055	<	op = addarg(op, "-aa .15 -ad 256 -as 0");
1055	>	op = addarg(op, "-aa .125 -ad 512 -as 64");
1056		break;
1057		case MEDIUM:
1058	<	op = addarg(op, "-aa .125 -ad 512 -as 256");
1058	>	op = addarg(op, "-aa .1 -ad 1536 -as 768");
1059		break;
1060		case HIGH:
1061	<	op = addarg(op, "-aa .08 -ad 1024 -as 512");
1061	>	op = addarg(op, "-aa .075 -ad 4096 -as 2048");
1062		break;
1063		}
1064		d = ambval();
1065		sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
1066		op += strlen(op);
1067	<	op = addarg(op, "-lr 12 -lw .0005");
800	<	if (vdef(RENDER))
801	<	op = addarg(op, vval(RENDER));
1067	>	op = addarg(op, "-lr 12 -lw 1e-5");
1068		}
1069
1070
1071	<	xferopts(ro)                            /* transfer options if indicated */
1072	<	char    *ro;
1071	>	#ifdef _WIN32
1072	>	static void
1073	>	setenv(                 /* set an environment variable */
1074	>	char    *vname,
1075	>	char    *value
1076	>	)
1077		{
1078	+	char    *evp;
1079	+
1080	+	evp = bmalloc(strlen(vname)+strlen(value)+2);
1081	+	if (evp == NULL)
1082	+	syserr(progname);
1083	+	sprintf(evp, "%s=%s", vname, value);
1084	+	if (putenv(evp) != 0) {
1085	+	fprintf(stderr, "%s: out of environment space\n", progname);
1086	+	quit(1);
1087	+	}
1088	+	if (!silent)
1089	+	printf("set %s\n", evp);
1090	+	}
1091	+	#endif
1092	+
1093	+
1094	+	static void
1095	+	xferopts(                               /* transfer options if indicated */
1096	+	char    *ro
1097	+	)
1098	+	{
1099		int     fd, n;
1100	<	register char   *cp;
1100	>	char    *cp;
1101
1102		n = strlen(ro);
1103		if (n < 2)
#	Line 824 | Line 1115 | char   *ro;
1115		syserr(vval(OPTFILE));
1116		sprintf(ro, " @%s", vval(OPTFILE));
1117		}
1118	<	#ifdef MSDOS
1118	>	#ifdef _WIN32
1119		else if (n > 50) {
1120		setenv("ROPT", ro+1);
1121		strcpy(ro, " $ROPT");
#	Line 833 | Line 1124 | char   *ro;
1124		}
1125
1126
1127	<	pfiltopts(po)                           /* get pfilt options */
1128	<	register char   *po;
1127	>	static void
1128	>	pfiltopts(                              /* get pfilt options */
1129	>	char    *po
1130	>	)
1131		{
1132		*po = '\0';
1133		if (vdef(EXPOSURE)) {
#	Line 843 | Line 1136 | register char  *po;
1136		}
1137		switch (vscale(QUALITY)) {
1138		case MEDIUM:
1139	<	po = addarg(po, "-r 1");
1139	>	po = addarg(po, "-r .6");
1140		break;
1141		case HIGH:
1142		po = addarg(po, "-m .25");
1143		break;
1144		}
1145		if (vdef(PFILT))
1146	<	po = addarg(po, vval(PFILT));
1146	>	if (vval(PFILT)[0] != '-') {
1147	>	atos(c_pfilt, sizeof(c_pfilt), vval(PFILT));
1148	>	po = addarg(po, sskip2(vval(PFILT), 1));
1149	>	} else
1150	>	po = addarg(po, vval(PFILT));
1151		}
1152
1153
1154	<	matchword(s1, s2)                       /* match white-delimited words */
1155	<	register char   *s1, *s2;
1154	>	static int
1155	>	matchword(                      /* match white-delimited words */
1156	>	char    *s1,
1157	>	char    *s2
1158	>	)
1159		{
1160		while (isspace(*s1)) s1++;
1161		while (isspace(*s2)) s2++;
#	Line 866 | Line 1166 | register char  *s1, *s2;
1166		}
1167
1168
1169	<	char *
1170	<	specview(vs)                            /* get proper view spec from vs */
1171	<	register char   *vs;
1169	>	static char *
1170	>	specview(                               /* get proper view spec from vs */
1171	>	char    *vs
1172	>	)
1173		{
1174		static char     vup[7][12] = {"-vu 0 0 -1","-vu 0 -1 0","-vu -1 0 0",
1175		"-vu 0 0 1", "-vu 1 0 0","-vu 0 1 0","-vu 0 0 1"};
1176		static char     viewopts[128];
1177	<	register char   *cp;
1177	>	char    *cp;
1178		int     xpos, ypos, zpos, viewtype, upax;
1179	<	register int    i;
1179	>	int     i;
1180		double  cent[3], dim[3], mult, d;
1181
1182		if (vs == NULL || *vs == '-')
#	Line 886 | Line 1187 | register char  *vs;
1187		upax = 1-'X'+UPPER(vval(UP)[1]);
1188		else
1189		upax = 1-'X'+vlet(UP);
1190	<	if (upax < 1 | upax > 3)
1190	>	if ((upax < 1) | (upax > 3))
1191		badvalue(UP);
1192		if (vval(UP)[0] == '-')
1193		upax = -upax;
#	Line 908 | Line 1209 | register char  *vs;
1209		} else if (*vs == 'z') {
1210		zpos = -1; vs++;
1211		}
1212	<	viewtype = 'v';
1213	<	if (*vs == 'v' | *vs == 'l' | *vs == 'a' | *vs == 'h' | *vs == 'c')
1212	>	switch (*vs) {
1213	>	case VT_PER:
1214	>	case VT_PAR:
1215	>	case VT_ANG:
1216	>	case VT_HEM:
1217	>	case VT_PLS:
1218	>	case VT_CYL:
1219		viewtype = *vs++;
1220	+	break;
1221	+	default:
1222	+	viewtype = VT_PER;
1223	+	break;
1224	+	}
1225		cp = viewopts;
1226		if ((!*vs || isspace(*vs)) && (xpos|ypos|zpos)) {       /* got one! */
1227		*cp++ = '-'; *cp++ = 'v'; *cp++ = 't'; *cp++ = viewtype;
#	Line 925 | Line 1236 | register char  *vs;
1236		cent[i] += .5*dim[i];
1237		}
1238		mult = vlet(ZONE)=='E' ? 2. : .45 ;
1239	<	sprintf(cp, " -vp %.2g %.2g %.2g -vd %.2g %.2g %.2g",
1239	>	sprintf(cp, " -vp %.3g %.3g %.3g -vd %.3g %.3g %.3g",
1240		cent[0]+xpos*mult*dim[0],
1241		cent[1]+ypos*mult*dim[1],
1242		cent[2]+zpos*mult*dim[2],
#	Line 952 | Line 1263 | register char  *vs;
1263		}
1264		cp = addarg(cp, vup[upax+3]);
1265		switch (viewtype) {
1266	<	case 'v':
1266	>	case VT_PER:
1267		cp = addarg(cp, "-vh 45 -vv 45");
1268		break;
1269	<	case 'l':
1269	>	case VT_PAR:
1270		d = sqrt(dim[0]*dim[0]+dim[1]*dim[1]+dim[2]*dim[2]);
1271	<	sprintf(cp, " -vh %.2g -vv %.2g", d, d);
1271	>	sprintf(cp, " -vh %.3g -vv %.3g", d, d);
1272		cp += strlen(cp);
1273		break;
1274	<	case 'a':
1275	<	case 'h':
1274	>	case VT_ANG:
1275	>	case VT_HEM:
1276	>	case VT_PLS:
1277		cp = addarg(cp, "-vh 180 -vv 180");
1278		break;
1279	<	case 'c':
1279	>	case VT_CYL:
1280		cp = addarg(cp, "-vh 180 -vv 90");
1281		break;
1282		}
#	Line 972 | Line 1284 | register char  *vs;
1284		while (!isspace(*vs))           /* else skip id */
1285		if (!*vs++)
1286		return(NULL);
1287	<	if (upax) {                     /* specify up vector */
1287	>	if (upax) {                     /* prepend up vector */
1288		strcpy(cp, vup[upax+3]);
1289		cp += strlen(cp);
1290		}
#	Line 980 | Line 1292 | register char  *vs;
1292		if (cp == viewopts)             /* append any additional options */
1293		vs++;           /* skip prefixed space if unneeded */
1294		strcpy(cp, vs);
1295	<	#ifdef MSDOS
1295	>	#ifdef _WIN32
1296		if (strlen(viewopts) > 40) {
1297		setenv("VIEW", viewopts);
1298		return("$VIEW");
#	Line 990 | Line 1302 | register char  *vs;
1302		}
1303
1304
1305	<	char *
1306	<	getview(n, vn)                          /* get view n, or NULL if none */
1307	<	int     n;
1308	<	char    *vn;            /* returned view name */
1305	>	static char *
1306	>	getview(                                /* get view n, or NULL if none */
1307	>	int     n,
1308	>	char    *vn             /* returned view name */
1309	>	)
1310		{
1311	<	register char   *mv;
1311	>	char    *mv;
1312
1313		if (viewselect != NULL) {               /* command-line selected */
1314		if (n)                          /* only do one */
1315		return(NULL);
1316	+
1317	+	if (isint(viewselect)) {        /* view number? */
1318	+	n = atoi(viewselect)-1;
1319	+	goto numview;
1320	+	}
1321		if (viewselect[0] == '-') {     /* already specified */
1322	<	if (vn != NULL) *vn = '\0';
1322	>	if (vn != NULL)
1323	>	strcpy(vn, "0");
1324		return(viewselect);
1325		}
1326		if (vn != NULL) {
#	Line 1010 | Line 1329 | char   *vn;            /* returned view name */
1329		;
1330		*vn = '\0';
1331		}
1013	–	/* view number? */
1014	–	if (isint(viewselect))
1015	–	return(specview(nvalue(VIEWS, atoi(viewselect)-1)));
1332		/* check list */
1333		while ((mv = nvalue(VIEWS, n++)) != NULL)
1334		if (matchword(viewselect, mv))
1335		return(specview(mv));
1336	+
1337		return(specview(viewselect));   /* standard view? */
1338		}
1339	+	numview:
1340		mv = nvalue(VIEWS, n);          /* use view n */
1341	<	if (vn != NULL & mv != NULL) {
1342	<	register char   *mv2 = mv;
1343	<	if (*mv2 != '-')
1341	>	if ((vn != NULL) & (mv != NULL))
1342	>	if (*mv != '-') {
1343	>	char    *mv2 = mv;
1344		while (*mv2 && !isspace(*mv2))
1345		*vn++ = *mv2++;
1346	<	*vn = '\0';
1347	<	}
1346	>	*vn = '\0';
1347	>	} else
1348	>	sprintf(vn, "%d", n+1);
1349	>
1350		return(specview(mv));
1351		}
1352
1353
1354	<	printview(vopts)                        /* print out selected view */
1355	<	register char   *vopts;
1354	>	static int
1355	>	myprintview(                    /* print out selected view */
1356	>	char    *vopts,
1357	>	FILE    *fp
1358	>	)
1359		{
1037	–	extern char     *strstr(), *atos(), *getenv();
1360		VIEW    vwr;
1361		char    buf[128];
1362	<	register char   *cp;
1362	>	char    *cp;
1363	>	#ifdef _WIN32
1364	>	/* XXX Should we allow something like this for all platforms? */
1365	>	/* XXX Or is it still required at all? */
1366		again:
1367	+	#endif
1368		if (vopts == NULL)
1369		return(-1);
1370	<	#ifdef MSDOS
1370	>	#ifdef _WIN32
1371		if (vopts[0] == '$') {
1372		vopts = getenv(vopts+1);
1373		goto again;
1374		}
1375		#endif
1376	<	copystruct(&vwr, &stdview);
1376	>	vwr = stdview;
1377		sscanview(&vwr, cp=vopts);              /* set initial options */
1378		while ((cp = strstr(cp, "-vf ")) != NULL &&
1379		*atos(buf, sizeof(buf), cp += 4)) {
1380		viewfile(buf, &vwr, NULL);      /* load -vf file */
1381		sscanview(&vwr, cp);            /* reset tail */
1382		}
1383	<	fputs(VIEWSTR, stdout);
1384	<	fprintview(&vwr, stdout);               /* print full spec. */
1385	<	fputc('\n', stdout);
1383	>	fputs(VIEWSTR, fp);
1384	>	fprintview(&vwr, fp);                   /* print full spec. */
1385	>	fputc('\n', fp);
1386		return(0);
1387		}
1388
1389
1390	<	rview(opts, po)                         /* run rview with first view */
1391	<	char    *opts, *po;
1390	>	static void
1391	>	rvu(                            /* run rvu with first view */
1392	>	char    *opts,
1393	>	char    *po
1394	>	)
1395		{
1396		char    *vw;
1397	<	char    combuf[512];
1397	>	char    combuf[PATH_MAX];
1398		/* build command */
1399		if (touchonly || (vw = getview(0, NULL)) == NULL)
1400		return;
1401		if (sayview)
1402	<	printview(vw);
1403	<	sprintf(combuf, "rview %s%s%s -R %s ", vw, po, opts, rifname);
1402	>	myprintview(vw, stdout);
1403	>	sprintf(combuf, "%s %s%s%s -R %s ", c_rvu, vw, opts, po, rifname);
1404	>	if (nprocs > 1)
1405	>	sprintf(combuf+strlen(combuf), "-n %d ", nprocs);
1406		if (rvdevice != NULL)
1407		sprintf(combuf+strlen(combuf), "-o %s ", rvdevice);
1408		if (vdef(EXPOSURE))
1409		sprintf(combuf+strlen(combuf), "-pe %s ", vval(EXPOSURE));
1410		strcat(combuf, oct1name);
1411		if (runcom(combuf)) {           /* run it */
1412	<	fprintf(stderr, "%s: error running rview\n", progname);
1412	>	fprintf(stderr, "%s: error running %s\n", progname, c_rvu);
1413		quit(1);
1414		}
1415		}
1416
1417
1418	<	rpict(opts, po)                         /* run rpict and pfilt for each view */
1419	<	char    *opts, *po;
1418	>	static int
1419	>	syncf_done(                     /* check if an rpiece sync file is complete */
1420	>	char *sfname
1421	>	)
1422		{
1423	<	char    combuf[1024];
1424	<	char    rawfile[MAXPATH], picfile[MAXPATH];
1425	<	char    zopt[MAXPATH+4], rep[MAXPATH+16], res[32];
1423	>	FILE    *fp = fopen(sfname, "r");
1424	>	int     todo = 1;
1425	>	int     x, y;
1426	>
1427	>	if (fp == NULL)
1428	>	return(0);
1429	>	if (fscanf(fp, "%d %d", &x, &y) != 2)
1430	>	goto checked;
1431	>	todo = x*y;             /* total number of tiles */
1432	>	if (fscanf(fp, "%d %d", &x, &y) != 2 || (x != 0) | (y != 0))
1433	>	goto checked;
1434	>	/* XXX assume no redundant tiles */
1435	>	while (fscanf(fp, "%d %d", &x, &y) == 2)
1436	>	if (!--todo)
1437	>	break;
1438	>	checked:
1439	>	fclose(fp);
1440	>	return(!todo);
1441	>	}
1442	>
1443	>
1444	>	static void
1445	>	rpict(                          /* run rpict and pfilt for each view */
1446	>	char    *opts,
1447	>	char    *po
1448	>	)
1449	>	{
1450	>	#define do_rpiece       (sfile[0]!='\0')
1451	>	char    combuf[5*PATH_MAX+512];
1452	>	char    rawfile[PATH_MAX], picfile[PATH_MAX];
1453	>	char    zopt[PATH_MAX+4], rep[PATH_MAX+16], res[32];
1454	>	char    rppopt[32], sfile[PATH_MAX], *pfile = NULL;
1455		char    pfopts[128];
1456		char    vs[32], *vw;
1457		int     vn, mult;
1458	+	FILE    *fp;
1459		time_t  rfdt, pfdt;
1460	+	int     xres, yres;
1461	+	double  aspect;
1462	+	int     n;
1463		/* get pfilt options */
1464		pfiltopts(pfopts);
1465		/* get resolution, reporting */
#	Line 1108 | Line 1474 | char   *opts, *po;
1474		mult = 3;
1475		break;
1476		}
1477	<	{
1478	<	int     xres, yres;
1479	<	double  aspect;
1480	<	int     n;
1481	<	n = sscanf(vval(RESOLUTION), "%d %d %lf", &xres, &yres, &aspect);
1482	<	if (n == 3)
1483	<	sprintf(res, "-x %d -y %d -pa %.3f",
1484	<	mult*xres, mult*yres, aspect);
1485	<	else if (n) {
1486	<	if (n == 1) yres = xres;
1121	<	sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
1122	<	} else
1123	<	badvalue(RESOLUTION);
1124	<	}
1477	>	n = sscanf(vval(RESOLUTION), "%d %d %lf", &xres, &yres, &aspect);
1478	>	if (n == 3)
1479	>	sprintf(res, "-x %d -y %d -pa %.3f",
1480	>	mult*xres, mult*yres, aspect);
1481	>	else if (n) {
1482	>	aspect = 1.;
1483	>	if (n == 1) yres = xres;
1484	>	sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
1485	>	} else
1486	>	badvalue(RESOLUTION);
1487		rep[0] = '\0';
1488		if (vdef(REPORT)) {
1489		double  minutes;
1128	–	int     n;
1490		n = sscanf(vval(REPORT), "%lf %s", &minutes, rawfile);
1491		if (n == 2)
1492		sprintf(rep, " -t %d -e %s", (int)(minutes*60), rawfile);
#	Line 1134 | Line 1495 | char   *opts, *po;
1495		else
1496		badvalue(REPORT);
1497		}
1498	<	/* do each view */
1499	<	vn = 0;
1498	>	/* set up parallel rendering */
1499	>	sfile[0] = '\0';
1500	>	if ((nprocs > 1) & !touchonly & !vdef(ZFILE) &&
1501	>	getview(0, vs) != NULL) {
1502	>	if (!strcmp(c_rpict, DEF_RPICT_PATH) &&
1503	>	getview(1, NULL) == NULL) {
1504	>	sprintf(sfile, "%s_%s_rpsync.txt",
1505	>	vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE),
1506	>	vs);
1507	>	strcpy(rppopt, "-PP pfXXXXXX");
1508	>	} else {
1509	>	strcpy(rppopt, "-S 1 -PP pfXXXXXX");
1510	>	}
1511	>	pfile = rppopt + strlen(rppopt) - 8;
1512	>	if (mktemp(pfile) == NULL) {
1513	>	if (do_rpiece) {
1514	>	fprintf(stderr, "%s: cannot create\n", pfile);
1515	>	quit(1);
1516	>	}
1517	>	pfile = NULL;
1518	>	}
1519	>	}
1520	>	vn = 0;                                 /* do each view */
1521		while ((vw = getview(vn++, vs)) != NULL) {
1522		if (sayview)
1523	<	printview(vw);
1524	<	if (!vs[0])
1143	<	sprintf(vs, "%d", vn);
1144	<	sprintf(picfile, "%s_%s.pic", vval(PICTURE), vs);
1523	>	myprintview(vw, stdout);
1524	>	sprintf(picfile, "%s_%s.hdr", vval(PICTURE), vs);
1525		if (vdef(ZFILE))
1526		sprintf(zopt, " -z %s_%s.zbf", vval(ZFILE), vs);
1527		else
#	Line 1162 | Line 1542 | char   *opts, *po;
1542		touch(picfile);
1543		continue;
1544		}
1545	+	/* parallel running? */
1546	+	if (do_rpiece) {
1547	+	if (rfdt < oct1date || !fdate(sfile)) {
1548	+	int     xdiv = 8+nprocs/3, ydiv = 8+nprocs/3;
1549	+	if (rfdt >= oct1date) {
1550	+	fprintf(stderr,
1551	+	"%s: partial output not created with %s\n", rawfile, c_rpiece);
1552	+	quit(1);
1553	+	}
1554	+	if (rfdt) {     /* start fresh */
1555	+	rmfile(rawfile);
1556	+	rfdt = 0;
1557	+	}
1558	+	if (!silent)
1559	+	printf("\techo %d %d > %s\n",
1560	+	xdiv, ydiv, sfile);
1561	+	if ((fp = fopen(sfile, "w")) == NULL) {
1562	+	fprintf(stderr, "%s: cannot create\n",
1563	+	sfile);
1564	+	quit(1);
1565	+	}
1566	+	fprintf(fp, "%d %d\n", xdiv, ydiv);
1567	+	fclose(fp);
1568	+	}
1569	+	} else if (next_process(0)) {
1570	+	if (pfile != NULL)
1571	+	sleep(10);
1572	+	continue;
1573	+	} else if (!inchild())
1574	+	pfile = NULL;
1575	+	/* XXX Remember to call finish_process() */
1576		/* build rpict command */
1577	<	if (rfdt >= oct1date)           /* recover */
1578	<	sprintf(combuf, "rpict%s%s%s%s -ro %s %s",
1579	<	rep, po, opts, zopt, rawfile, oct1name);
1580	<	else {
1577	>	if (rfdt >= oct1date) {         /* already in progress */
1578	>	if (do_rpiece) {
1579	>	sprintf(combuf, "%s -R %s %s%s %s %s%s%s -o %s %s",
1580	>	c_rpiece, sfile, rppopt, rep, vw,
1581	>	res, opts, po, rawfile, oct1name);
1582	>	while (next_process(1)) {
1583	>	sleep(10);
1584	>	combuf[strlen(c_rpiece)+2] = 'F';
1585	>	}
1586	>	} else
1587	>	sprintf(combuf, "%s%s%s%s%s -ro %s %s", c_rpict,
1588	>	rep, opts, po, zopt, rawfile, oct1name);
1589	>	if (runcom(combuf))     /* run rpict/rpiece */
1590	>	goto rperror;
1591	>	} else {
1592		if (overture) {         /* run overture calculation */
1593		sprintf(combuf,
1594	<	"rpict%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1595	<	rep, vw, opts,
1594	>	"%s%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1595	>	c_rpict, rep, vw, opts,
1596		oct1name, overfile);
1597	<	if (runcom(combuf)) {
1598	<	fprintf(stderr,
1597	>	if (!do_rpiece || !next_process(0)) {
1598	>	if (runcom(combuf)) {
1599	>	fprintf(stderr,
1600		"%s: error in overture for view %s\n",
1601	<	progname, vs);
1602	<	quit(1);
1603	<	}
1604	<	#ifdef NIX
1605	<	rmfile(overfile);
1601	>	progname, vs);
1602	>	quit(1);
1603	>	}
1604	>	#ifndef NULL_DEVICE
1605	>	rmfile(overfile);
1606		#endif
1607	+	} else if (do_rpiece)
1608	+	sleep(20);
1609		}
1610	<	sprintf(combuf, "rpict%s %s %s%s%s%s %s > %s",
1611	<	rep, vw, res, po, opts, zopt,
1612	<	oct1name, rawfile);
1610	>	if (do_rpiece) {
1611	>	sprintf(combuf, "%s -F %s %s%s %s %s%s%s -o %s %s",
1612	>	c_rpiece, sfile, rppopt, rep, vw,
1613	>	res, opts, po, rawfile, oct1name);
1614	>	while (next_process(1))
1615	>	sleep(10);
1616	>	} else {
1617	>	sprintf(combuf, "%s%s %s %s%s%s%s %s > %s",
1618	>	c_rpict, rep, vw, res, opts, po,
1619	>	zopt, oct1name, rawfile);
1620	>	}
1621	>	if ((pfile != NULL) & !do_rpiece) {
1622	>	if (!silent)
1623	>	printf("\t%s\n", combuf);
1624	>	fflush(stdout);
1625	>	sprintf(combuf, "%s%s %s %s%s%s %s > %s",
1626	>	c_rpict, rep, rppopt, res,
1627	>	opts, po, oct1name, rawfile);
1628	>	fp = popen(combuf, "w");
1629	>	if (fp == NULL)
1630	>	goto rperror;
1631	>	myprintview(vw, fp);
1632	>	if (pclose(fp))
1633	>	goto rperror;
1634	>	} else if (runcom(combuf))
1635	>	goto rperror;
1636		}
1637	<	if (runcom(combuf)) {           /* run rpict */
1638	<	fprintf(stderr, "%s: error rendering view %s\n",
1639	<	progname, vs);
1640	<	quit(1);
1637	>	if (do_rpiece) {                /* need to finish raw, first */
1638	>	finish_process();
1639	>	wait_process(1);
1640	>	if (!syncf_done(sfile)) {
1641	>	fprintf(stderr,
1642	>	"%s: %s did not complete rendering of view %s\n",
1643	>	progname, c_rpiece, vs);
1644	>	quit(1);
1645	>	}
1646		}
1647		if (!vdef(RAWFILE) || strcmp(vval(RAWFILE),vval(PICTURE))) {
1648		/* build pfilt command */
1649	<	if (mult > 1)
1650	<	sprintf(combuf, "pfilt%s -x /%d -y /%d %s > %s",
1651	<	pfopts, mult, mult, rawfile, picfile);
1649	>	if (do_rpiece)
1650	>	sprintf(combuf,
1651	>	"%s%s -x %d -y %d -p %.3f %s > %s",
1652	>	c_pfilt, pfopts, xres, yres, aspect,
1653	>	rawfile, picfile);
1654	>	else if (mult > 1)
1655	>	sprintf(combuf, "%s%s -x /%d -y /%d %s > %s",
1656	>	c_pfilt, pfopts, mult, mult,
1657	>	rawfile, picfile);
1658		else
1659	<	sprintf(combuf, "pfilt%s %s > %s", pfopts,
1660	<	rawfile, picfile);
1661	<	if (runcom(combuf)) {           /* run pfilt */
1659	>	sprintf(combuf, "%s%s %s > %s", c_pfilt,
1660	>	pfopts, rawfile, picfile);
1661	>	if (runcom(combuf)) {   /* run pfilt */
1662		fprintf(stderr,
1663		"%s: error filtering view %s\n\t%s removed\n",
1664		progname, vs, picfile);
#	Line 1209 | Line 1668 | char   *opts, *po;
1668		}
1669		/* remove/rename raw file */
1670		if (vdef(RAWFILE)) {
1671	<	sprintf(combuf, "%s_%s.pic", vval(RAWFILE), vs);
1671	>	sprintf(combuf, "%s_%s.hdr", vval(RAWFILE), vs);
1672		mvfile(rawfile, combuf);
1673		} else
1674		rmfile(rawfile);
1675	+	if (do_rpiece)                  /* done with sync file */
1676	+	rmfile(sfile);
1677	+	else
1678	+	finish_process();       /* exit if child */
1679		}
1680	+	wait_process(1);                /* wait for children to finish */
1681	+	if (pfile != NULL) {            /* clean up persistent rpict */
1682	+	RT_PID  pid;
1683	+	fp = fopen(pfile, "r");
1684	+	if (fp != NULL) {
1685	+	if (fscanf(fp, "%*s %d", &pid) != 1 ||
1686	+	kill(pid, 1) < 0)
1687	+	unlink(pfile);
1688	+	fclose(fp);
1689	+	}
1690	+	}
1691	+	return;
1692	+	rperror:
1693	+	fprintf(stderr, "%s: error rendering view %s\n", progname, vs);
1694	+	quit(1);
1695	+	#undef do_rpiece
1696		}
1697
1698
1699	<	touch(fn)                       /* update a file */
1700	<	char    *fn;
1699	>	static int
1700	>	touch(                  /* update a file */
1701	>	char    *fn
1702	>	)
1703		{
1704		if (!silent)
1705		printf("\ttouch %s\n", fn);
1706	<	if (noaction)
1706	>	if (!nprocs)
1707		return(0);
1227	–	#ifdef notused
1228	–	if (access(fn, F_OK) == -1)             /* create it */
1229	–	if (close(open(fn, O_WRONLY|O_CREAT, 0666)) == -1)
1230	–	return(-1);
1231	–	#endif
1708		return(setfdate(fn, time((time_t *)NULL)));
1709		}
1710
1711
1712	<	runcom(cs)                      /* run command */
1713	<	char    *cs;
1712	>	static int
1713	>	runcom(                 /* run command */
1714	>	char    *cs
1715	>	)
1716		{
1717		if (!silent)            /* echo it */
1718		printf("\t%s\n", cs);
1719	<	if (noaction)
1719	>	if (!nprocs)
1720		return(0);
1721	<	fflush(stdout);         /* flush output and pass to shell */
1721	>	fflush(NULL);           /* flush output and pass to shell */
1722		return(system(cs));
1723		}
1724
1725
1726	<	rmfile(fn)                      /* remove a file */
1727	<	char    *fn;
1726	>	static int
1727	>	rmfile(                 /* remove a file */
1728	>	char    *fn
1729	>	)
1730		{
1731		if (!silent)
1732	<	#ifdef MSDOS
1733	<	printf("\tdel %s\n", fn);
1254	<	#else
1255	<	printf("\trm -f %s\n", fn);
1256	<	#endif
1257	<	if (noaction)
1732	>	printf("\t%s %s\n", DELCMD, fn);
1733	>	if (!nprocs)
1734		return(0);
1735		return(unlink(fn));
1736		}
1737
1738
1739	<	mvfile(fold, fnew)              /* move a file */
1740	<	char    *fold, *fnew;
1739	>	static int
1740	>	mvfile(         /* move a file */
1741	>	char    *fold,
1742	>	char    *fnew
1743	>	)
1744		{
1745		if (!silent)
1746	<	#ifdef MSDOS
1747	<	printf("\trename %s %s\n", fold, fnew);
1269	<	#else
1270	<	printf("\tmv %s %s\n", fold, fnew);
1271	<	#endif
1272	<	if (noaction)
1746	>	printf("\t%s %s %s\n", RENAMECMD, fold, fnew);
1747	>	if (!nprocs)
1748		return(0);
1749		return(rename(fold, fnew));
1750		}
1751
1752
1753	<	#ifdef MSDOS
1754	<	setenv(vname, value)            /* set an environment variable */
1755	<	char    *vname, *value;
1753	>	#ifdef RHAS_FORK_EXEC
1754	>	static int
1755	>	next_process(int reserve)               /* fork the next process */
1756		{
1757	<	register char   *evp;
1757	>	RT_PID  child_pid;
1758
1759	<	evp = bmalloc(strlen(vname)+strlen(value)+2);
1760	<	if (evp == NULL)
1761	<	syserr(progname);
1762	<	sprintf(evp, "%s=%s", vname, value);
1763	<	if (putenv(evp) != 0) {
1289	<	fprintf(stderr, "%s: out of environment space\n", progname);
1759	>	if (nprocs <= 1)
1760	>	return(0);              /* it's us or no one */
1761	>	if (inchild()) {
1762	>	fprintf(stderr, "%s: internal error 1 in next_process()\n",
1763	>	progname);
1764		quit(1);
1765		}
1766	<	if (!silent)
1767	<	printf("set %s\n", evp);
1766	>	if (reserve > 0 && children_running >= nprocs-reserve)
1767	>	return(0);              /* caller holding back process(es) */
1768	>	if (children_running >= nprocs)
1769	>	wait_process(0);        /* wait for someone to finish */
1770	>	fflush(NULL);                   /* flush output */
1771	>	child_pid = fork();             /* split process */
1772	>	if (child_pid == 0) {           /* we're the child */
1773	>	children_running = -1;
1774	>	nprocs = 1;
1775	>	return(0);
1776	>	}
1777	>	if (child_pid > 0) {            /* we're the parent */
1778	>	++children_running;
1779	>	return(1);
1780	>	}
1781	>	fprintf(stderr, "%s: warning -- fork() failed\n", progname);
1782	>	return(0);
1783		}
1295	–	#endif
1784
1785	+	static void
1786	+	wait_process(                   /* wait for process(es) to finish */
1787	+	int     all
1788	+	)
1789	+	{
1790	+	int     ourstatus = 0, status;
1791	+	RT_PID  pid;
1792
1793	<	badvalue(vc)                    /* report bad variable value and exit */
1794	<	int     vc;
1793	>	if (all)
1794	>	all = children_running;
1795	>	else if (children_running > 0)
1796	>	all = 1;
1797	>	while (all-- > 0) {
1798	>	pid = wait(&status);
1799	>	if (pid < 0)
1800	>	syserr(progname);
1801	>	status = status>>8 & 0xff;
1802	>	--children_running;
1803	>	if (status != 0) {      /* child's problem is our problem */
1804	>	if ((ourstatus == 0) & (children_running > 0))
1805	>	fprintf(stderr, "%s: waiting for remaining processes\n",
1806	>	progname);
1807	>	ourstatus = status;
1808	>	all = children_running;
1809	>	}
1810	>	}
1811	>	if (ourstatus != 0)
1812	>	quit(ourstatus);        /* bad status from child */
1813	>	}
1814	>	#else   /* ! RHAS_FORK_EXEC */
1815	>	static int
1816	>	next_process(int reserve)
1817		{
1818	+	return(0);                      /* cannot start new process */
1819	+	}
1820	+	static void
1821	+	wait_process(all)
1822	+	int     all;
1823	+	{
1824	+	(void)all;                      /* no one to wait for */
1825	+	}
1826	+	int
1827	+	kill(pid, sig) /* win|unix_process.c should also wait and kill */
1828	+	RT_PID pid;
1829	+	int sig;
1830	+	{
1831	+	return 0;
1832	+	}
1833	+	#endif  /* ! RHAS_FORK_EXEC */
1834	+
1835	+	static void
1836	+	finish_process(void)                    /* exit a child process */
1837	+	{
1838	+	if (!inchild())
1839	+	return;                 /* in parent -- noop */
1840	+	exit(0);
1841	+	}
1842	+
1843	+
1844	+	static void
1845	+	badvalue(                       /* report bad variable value and exit */
1846	+	int     vc
1847	+	)
1848	+	{
1849		fprintf(stderr, "%s: bad value for variable '%s'\n",
1850		progname, vnam(vc));
1851		quit(1);
1852		}
1853
1854
1855	<	syserr(s)                       /* report a system error and exit */
1856	<	char    *s;
1855	>	static void
1856	>	syserr(                 /* report a system error and exit */
1857	>	char    *s
1858	>	)
1859		{
1860		perror(s);
1861		quit(1);
1862		}
1863
1864
1865	+	void
1866		quit(ec)                        /* exit program */
1867		int     ec;
1868		{

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